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July 2026: EdTech serverless on AWS — exam-day spikes, SQS grading buffers, CloudFront video egress, and a readiness checklist so load tests match Monday 9am reality.
How to deploy, tune, and operationalize Amazon GuardDuty for production threat detection — covering finding types, multi-account setup, automated response, and reducing false positives.
ECS is "AWS-native containers." EKS is "Kubernetes, but you're still on the hook for everything Kubernetes." A decision guide for picking between ECS and EKS based on team Kubernetes experience, operational complexity, and the cost gap at production scale.
Step Functions is the AWS service most teams under-use until they need it badly. Patterns for sequential pipelines, parallel fan-out, error handling, human approval workflows, and the cost optimisations that keep state-transition bills predictable.
DR plans look great in slide decks. They look different at 3am during a region failover. RTO/RPO targets, cost analysis, and the implementation patterns for backup-and-restore through pilot light, warm standby, and multi-site active-active.
Single-table design is either DynamoDB's superpower or a six-month rewrite waiting to happen. SaaS access patterns, tenant isolation, GSI strategies, and the patterns that make DynamoDB the right serverless database for multi-tenant apps — plus the patterns that get teams in trouble.
A single AWS account is fine for week one. By month six, audit teams, security reviewers, and your CFO will all want their own boundary. How to structure AWS Organizations with Control Tower and a landing zone that doesn't have to be re-architected at scale.
Provisioned Concurrency is still the most over-bought Lambda knob. July 2026: INIT billed since Aug 2025, SnapStart runtimes, ~$54/mo illustrative PC baseline math, Power Tuning before you buy warm capacity.
S3 + Glue + Athena is the canonical AWS data-lake stack. It's also the one teams over-engineer the fastest. A reference architecture with the partitioning scheme, the Glue crawler config, and the Athena cost guardrails that keep query bills predictable as the lake grows.
"We'll just have our developers manage AWS" still hides a $635k–$1M DIY ops band for 24/7 coverage. July 2026 TCO: staffing, tooling, GenAI ops, and Support plan choices (Business Support+ / Enterprise).
Seven signs your AWS migration needs a partner — stalled timelines, unknown inventory, DMS pain, compliance, surprise bills. July 2026 refresh with MAP/MGN/DMA checkpoints.
Silo, pool, or bridge isolation isn't an architecture decision — it's a unit-economics decision you'll spend three years living with. A comparison framework for SaaS multi-tenancy on AWS, with the per-tenant cost trade-offs across scale tiers and the migration path for teams who picked wrong the first time.